Unit 1: Matter and Energy CBA Review 22-23

Which group of elements are all thermal or electrical conductors?

• Fluorine

  Argon

  Bromine

  Sulfur

• Boron

  Silicon

  Antimony

  Cobalt

• Copper

  Gold

  Aluminum

  Cobalt

• Zinc

  Silver

  Aluminum

  Gold

Tags

NGSS.MS-PS3-3

Select all of the elements are would be classified as brittle.

• Carbon

• Sulfur

• Iron

• Mercury

• Phosphorus

Which element in the table is classified as a metalloid?

• Boron

• Lead

• Argon

• None of the above

Which element in the table is classified as a nonmetal?

• Boron

• Lead

• Argon

• None of the above

Which element in the table is classified as a metal?

• Boron

• Lead

• Argon

• None of the above

Using the chemical equation, how many elements are involved in this chemical reaction?

(a)  

Tags

NGSS.MS-PS1-1

Using the chemical equation, how many elements are involved in this chemical reaction?

(a)  

Write a statement that best explains the difference between the number of elements that make up Earth's most common elements compared to the number of elements on the periodic table.

SENTENCE STEM:

Earth's most common elements only comprise of _ elements. The periodic table of elements contains _ the known elements in the universe.

Tags

NGSS.MS-PS1-1

Which element is found in relatively high abundance in the human body as well as the Earth's Atmosphere?

• Silicon

• Nitrogen

• Oxygen

• Carbon

Which of the substances are elements? Select THREE correct answers.

• Ti